moiiylover2020
moiiylover2020
21-02-2020
Mathematics
contestada
Solve for A.
Picture is above.
Respuesta :
GalacticKitten
GalacticKitten
21-02-2020
Use pythagora theorem for right triangles, a^2+b^2=c^2
So a^2 + 9^2 = 12^2
a^2+81=144
Subtract 81 from both sides
a^2=63
Now just take the square root of find a.
sqrt(63)=3sqrt7 or 7.94
Answer Link
TheAnimeGirl
TheAnimeGirl
21-02-2020
Hope this will help u.plz mark my ans as brainliest.
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